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-rw-r--r--drivers/ata/libata-core.c13
-rw-r--r--include/linux/libata.h1
2 files changed, 13 insertions, 1 deletions
diff --git a/drivers/ata/libata-core.c b/drivers/ata/libata-core.c
index 3018ca84a3d8..8a0ccb190d76 100644
--- a/drivers/ata/libata-core.c
+++ b/drivers/ata/libata-core.c
@@ -2052,8 +2052,19 @@ static bool ata_identify_page_supported(struct ata_device *dev, u8 page)
struct ata_port *ap = dev->link->ap;
unsigned int err, i;
+ if (dev->horkage & ATA_HORKAGE_NO_ID_DEV_LOG)
+ return false;
+
if (!ata_log_supported(dev, ATA_LOG_IDENTIFY_DEVICE)) {
- ata_dev_warn(dev, "ATA Identify Device Log not supported\n");
+ /*
+ * IDENTIFY DEVICE data log is defined as mandatory starting
+ * with ACS-3 (ATA version 10). Warn about the missing log
+ * for drives which implement this ATA level or above.
+ */
+ if (ata_id_major_version(dev->id) >= 10)
+ ata_dev_warn(dev,
+ "ATA Identify Device Log not supported\n");
+ dev->horkage |= ATA_HORKAGE_NO_ID_DEV_LOG;
return false;
}
diff --git a/include/linux/libata.h b/include/linux/libata.h
index 5331557316e8..2a8404b26083 100644
--- a/include/linux/libata.h
+++ b/include/linux/libata.h
@@ -427,6 +427,7 @@ enum {
ATA_HORKAGE_MAX_SEC_1024 = (1 << 25), /* Limit max sects to 1024 */
ATA_HORKAGE_MAX_TRIM_128M = (1 << 26), /* Limit max trim size to 128M */
ATA_HORKAGE_NO_NCQ_ON_ATI = (1 << 27), /* Disable NCQ on ATI chipset */
+ ATA_HORKAGE_NO_ID_DEV_LOG = (1 << 28), /* Identify device log missing */
/* DMA mask for user DMA control: User visible values; DO NOT
renumber */